field=models.CharField(choices=[('MAILING_MODERATION','A new mailing list needs to be moderated'),('NEWS_MODERATION','There are %s fresh news to be moderated'),('FILE_MODERATION','New files to be moderated'),('SAS_MODERATION','New pictures/album to be moderated in the SAS'),('NEW_PICTURES',"You've been identified on some pictures"),('REFILLING','You just refilled of %s €'),('SELLING','You just bought %s'),('GENERIC','You have a notification')],verbose_name='type',default='GENERIC',max_length=32),